BD10 Mini Mp3 Music Player Battery type 90mah lithium Battery It also has the functions of MP3 and mobile storage disk. Product : BD10 Interface: USB Size: About 80mm*25mm*10mm Color: Black Headphone interface: 3.5mm Charging time : 2 Hour Almost Music Playing time (hours): about 3 - 3:30 hours additional function: loudspeaker function Battery type: 300mah lithium Battery Trendy case, innovative ultra-thin design, ultra-small size. Weighing less than 30 grams, ple, exquisite and stylish. Support digital music playing of multiple MP3 music formats. It can be used as a mobile flash drive to store MP3 songs or data anytime, anywhere. Support TF memory card, maximum 32GB. It can be also used as a TF card reader. It also has the functions of MP3 and mobile storage disk. It uses USB1.1/2.0 interface, supporting hot swap, plug and use. Built-in 300mah lithium battery allows for continuous playing for 3-4 hours, without external Power requirement. Packaging includes: 1* BD10 Mini Mp3 Music Player 1* USB power Cable |